MediumLinear equations

OpenStax, Prealgebra 2e §8.3 Solve Equations with Variables and Constants on Both Sides · Exercise 90 · Algebra · Linear equations

Solve Equations with Variables and Constants on Both Sides · Exercise 90

Coins Rhonda has $\$ \text{1}.\text{90} $inni c k e l s an dd im es . T h e n u mb er o f d im es i so n e l ess t han tw i ce t h e n u mb er o f ni c k e l s . F in d t h e n u mb er o f ni c k e l s,$ n, $b y so l v in g t h ee q u a t i o n$ 0.05 n + 0.10 \left(2 n - 1\right) = 1.90.$

~8 minWritten answer · compare with the solution

OpenStax, Prealgebra 2e · §8.3 Solve Equations with Variables and Constants on Both Sides · Exercise 90

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